CVE Vulnerabilities

CVE-2020-25580

Incorrect Comparison

Published: Mar 26, 2021 | Modified: Jul 12, 2022
CVSS 3.x
5.3
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

In FreeBSD 12.2-STABLE before r369346, 11.4-STABLE before r369345, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 a regression in the login.access(5) rule processor has the effect of causing rules to fail to match even when they should not. This means that rules denying access may be ignored.

Weakness

The product compares two entities in a security-relevant context, but the comparison is incorrect, which may lead to resultant weaknesses.

Affected Software

Name Vendor Start Version End Version
Freebsd Freebsd 11.4 (including) 11.4 (including)
Freebsd Freebsd 11.4-p1 (including) 11.4-p1 (including)
Freebsd Freebsd 11.4-p2 (including) 11.4-p2 (including)
Freebsd Freebsd 11.4-p3 (including) 11.4-p3 (including)
Freebsd Freebsd 11.4-p4 (including) 11.4-p4 (including)
Freebsd Freebsd 11.4-p5 (including) 11.4-p5 (including)
Freebsd Freebsd 11.4-p6 (including) 11.4-p6 (including)
Freebsd Freebsd 11.4-p7 (including) 11.4-p7 (including)
Freebsd Freebsd 12.2 (including) 12.2 (including)
Freebsd Freebsd 12.2-p1 (including) 12.2-p1 (including)
Freebsd Freebsd 12.2-p2 (including) 12.2-p2 (including)
Freebsd Freebsd 12.2-p3 (including) 12.2-p3 (including)

Extended Description

This Pillar covers several possibilities:

References